<?php
-
-/*
- * Created on Sep 25, 2006
- *
+/**
* API for MediaWiki 1.8+
*
- * Copyright (C) 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
+ * Created on Sep 25, 2006
+ *
+ * Copyright © 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
*/
-if (!defined('MEDIAWIKI')) {
+if ( !defined( 'MEDIAWIKI' ) ) {
// Eclipse helper - will be ignored in production
- require_once ('ApiQueryBase.php');
+ require_once( 'ApiQueryBase.php' );
}
/**
* Query module to enumerate all available pages.
- *
- * @addtogroup API
+ *
+ * @ingroup API
*/
class ApiQueryAllpages extends ApiQueryGeneratorBase {
- public function __construct($query, $moduleName) {
- parent :: __construct($query, $moduleName, 'ap');
+ public function __construct( $query, $moduleName ) {
+ parent::__construct( $query, $moduleName, 'ap' );
}
public function execute() {
$this->run();
}
- public function executeGenerator($resultPageSet) {
- if ($resultPageSet->isResolvingRedirects())
- $this->dieUsage('Use "gapfilterredir=nonredirects" option instead of "redirects" when using allpages as a generator', 'params');
-
- $this->run($resultPageSet);
+ public function getCacheMode( $params ) {
+ return 'public';
}
- private function run($resultPageSet = null) {
+ public function executeGenerator( $resultPageSet ) {
+ if ( $resultPageSet->isResolvingRedirects() ) {
+ $this->dieUsage( 'Use "gapfilterredir=nonredirects" option instead of "redirects" when using allpages as a generator', 'params' );
+ }
+
+ $this->run( $resultPageSet );
+ }
+ private function run( $resultPageSet = null ) {
$db = $this->getDB();
$params = $this->extractRequestParams();
-
+
// Page filters
- if (!$this->addWhereIf('page_is_redirect = 1', $params['filterredir'] === 'redirects'))
- $this->addWhereIf('page_is_redirect = 0', $params['filterredir'] === 'nonredirects');
- $this->addWhereFld('page_namespace', $params['namespace']);
- if (!is_null($params['from']))
- $this->addWhere('page_title>=' . $db->addQuotes(ApiQueryBase :: titleToKey($params['from'])));
- if (isset ($params['prefix']))
- $this->addWhere("page_title LIKE '" . $db->escapeLike(ApiQueryBase :: titleToKey($params['prefix'])) . "%'");
+ $this->addTables( 'page' );
+
+ if ( $params['filterredir'] == 'redirects' ) {
+ $this->addWhereFld( 'page_is_redirect', 1 );
+ } elseif ( $params['filterredir'] == 'nonredirects' ) {
+ $this->addWhereFld( 'page_is_redirect', 0 );
+ }
+
+ $this->addWhereFld( 'page_namespace', $params['namespace'] );
+ $dir = ( $params['dir'] == 'descending' ? 'older' : 'newer' );
+ $from = ( is_null( $params['from'] ) ? null : $this->titlePartToKey( $params['from'] ) );
+ $to = ( is_null( $params['to'] ) ? null : $this->titlePartToKey( $params['to'] ) );
+ $this->addWhereRange( 'page_title', $dir, $from, $to );
+
+ if ( isset( $params['prefix'] ) ) {
+ $this->addWhere( 'page_title' . $db->buildLike( $this->titlePartToKey( $params['prefix'] ), $db->anyString() ) );
+ }
+ if ( is_null( $resultPageSet ) ) {
+ $selectFields = array(
+ 'page_namespace',
+ 'page_title',
+ 'page_id'
+ );
+ } else {
+ $selectFields = $resultPageSet->getPageTableFields();
+ }
+
+ $this->addFields( $selectFields );
$forceNameTitleIndex = true;
- if (isset ($params['minsize'])) {
- $this->addWhere('page_len>=' . intval($params['minsize']));
+ if ( isset( $params['minsize'] ) ) {
+ $this->addWhere( 'page_len>=' . intval( $params['minsize'] ) );
$forceNameTitleIndex = false;
}
-
- if (isset ($params['maxsize'])) {
- $this->addWhere('page_len<=' . intval($params['maxsize']));
+
+ if ( isset( $params['maxsize'] ) ) {
+ $this->addWhere( 'page_len<=' . intval( $params['maxsize'] ) );
$forceNameTitleIndex = false;
}
-
+
// Page protection filtering
- if (isset ($params['prtype'])) {
- $this->addTables('page_restrictions');
- $this->addWhere('page_id=pr_page');
- $this->addWhere('pr_expiry>' . $db->addQuotes($db->timestamp()));
- $this->addWhereFld('pr_type', $params['prtype']);
+ if ( !empty( $params['prtype'] ) ) {
+ $this->addTables( 'page_restrictions' );
+ $this->addWhere( 'page_id=pr_page' );
+ $this->addWhere( 'pr_expiry>' . $db->addQuotes( $db->timestamp() ) );
+ $this->addWhereFld( 'pr_type', $params['prtype'] );
+
+ if ( isset( $params['prlevel'] ) ) {
+ // Remove the empty string and '*' from the prlevel array
+ $prlevel = array_diff( $params['prlevel'], array( '', '*' ) );
- $prlevel = $params['prlevel'];
- if (!is_null($prlevel) && $prlevel != '' && $prlevel != '*')
- $this->addWhereFld('pr_level', $prlevel);
+ if ( !empty( $prlevel ) ) {
+ $this->addWhereFld( 'pr_level', $prlevel );
+ }
+ }
+ if ( $params['prfiltercascade'] == 'cascading' ) {
+ $this->addWhereFld( 'pr_cascade', 1 );
+ } elseif ( $params['prfiltercascade'] == 'noncascading' ) {
+ $this->addWhereFld( 'pr_cascade', 0 );
+ }
+
+ $this->addOption( 'DISTINCT' );
$forceNameTitleIndex = false;
- } else if (isset ($params['prlevel'])) {
- $this->dieUsage('prlevel may not be used without prtype', 'params');
+ } elseif ( isset( $params['prlevel'] ) ) {
+ $this->dieUsage( 'prlevel may not be used without prtype', 'params' );
}
-
- $this->addTables('page');
- if ($forceNameTitleIndex)
- $this->addOption('USE INDEX', 'name_title');
-
- if (is_null($resultPageSet)) {
- $this->addFields(array (
- 'page_id',
- 'page_namespace',
- 'page_title'
- ));
- } else {
- $this->addFields($resultPageSet->getPageTableFields());
+ if ( $params['filterlanglinks'] == 'withoutlanglinks' ) {
+ $this->addTables( 'langlinks' );
+ $this->addJoinConds( array( 'langlinks' => array( 'LEFT JOIN', 'page_id=ll_from' ) ) );
+ $this->addWhere( 'll_from IS NULL' );
+ $forceNameTitleIndex = false;
+ } elseif ( $params['filterlanglinks'] == 'withlanglinks' ) {
+ $this->addTables( 'langlinks' );
+ $this->addWhere( 'page_id=ll_from' );
+ $this->addOption( 'STRAIGHT_JOIN' );
+ // We have to GROUP BY all selected fields to stop
+ // PostgreSQL from whining
+ $this->addOption( 'GROUP BY', implode( ', ', $selectFields ) );
+ $forceNameTitleIndex = false;
}
- $limit = $params['limit'];
- $this->addOption('LIMIT', $limit+1);
- $this->addOption('ORDER BY', 'page_namespace, page_title');
+ if ( $forceNameTitleIndex ) {
+ $this->addOption( 'USE INDEX', 'name_title' );
+ }
- $res = $this->select(__METHOD__);
+ $limit = $params['limit'];
+ $this->addOption( 'LIMIT', $limit + 1 );
+ $res = $this->select( __METHOD__ );
- $data = array ();
$count = 0;
- while ($row = $db->fetchObject($res)) {
- if (++ $count > $limit) {
+ $result = $this->getResult();
+ foreach ( $res as $row ) {
+ if ( ++ $count > $limit ) {
// We've reached the one extra which shows that there are additional pages to be had. Stop here...
// TODO: Security issue - if the user has no right to view next title, it will still be shown
- $this->setContinueEnumParameter('from', ApiQueryBase :: keyToTitle($row->page_title));
+ $this->setContinueEnumParameter( 'from', $this->keyToTitle( $row->page_title ) );
break;
}
- if (is_null($resultPageSet)) {
- $title = Title :: makeTitle($row->page_namespace, $row->page_title);
- $data[] = array(
- 'pageid' => intval($row->page_id),
- 'ns' => intval($title->getNamespace()),
- 'title' => $title->getPrefixedText());
+ if ( is_null( $resultPageSet ) ) {
+ $title = Title::makeTitle( $row->page_namespace, $row->page_title );
+ $vals = array(
+ 'pageid' => intval( $row->page_id ),
+ 'ns' => intval( $title->getNamespace() ),
+ 'title' => $title->getPrefixedText()
+ );
+ $fit = $result->addValue( array( 'query', $this->getModuleName() ), null, $vals );
+ if ( !$fit ) {
+ $this->setContinueEnumParameter( 'from', $this->keyToTitle( $row->page_title ) );
+ break;
+ }
} else {
- $resultPageSet->processDbRow($row);
+ $resultPageSet->processDbRow( $row );
}
}
- $db->freeResult($res);
- if (is_null($resultPageSet)) {
- $result = $this->getResult();
- $result->setIndexedTagName($data, 'p');
- $result->addValue('query', $this->getModuleName(), $data);
+ if ( is_null( $resultPageSet ) ) {
+ $result->setIndexedTagName_internal( array( 'query', $this->getModuleName() ), 'p' );
}
}
- protected function getAllowedParams() {
- global $wgRestrictionTypes, $wgRestrictionLevels;
-
- return array (
+ public function getAllowedParams() {
+ global $wgRestrictionLevels;
+
+ return array(
'from' => null,
+ 'to' => null,
'prefix' => null,
- 'namespace' => array (
- ApiBase :: PARAM_DFLT => 0,
- ApiBase :: PARAM_TYPE => 'namespace',
+ 'namespace' => array(
+ ApiBase::PARAM_DFLT => 0,
+ ApiBase::PARAM_TYPE => 'namespace',
),
- 'filterredir' => array (
- ApiBase :: PARAM_DFLT => 'all',
- ApiBase :: PARAM_TYPE => array (
+ 'filterredir' => array(
+ ApiBase::PARAM_DFLT => 'all',
+ ApiBase::PARAM_TYPE => array(
'all',
'redirects',
'nonredirects'
)
),
- 'minsize' => array (
- ApiBase :: PARAM_TYPE => 'integer',
- ),
- 'maxsize' => array (
- ApiBase :: PARAM_TYPE => 'integer',
- ),
- 'prtype' => array (
- ApiBase :: PARAM_TYPE => $wgRestrictionTypes,
+ 'minsize' => array(
+ ApiBase::PARAM_TYPE => 'integer',
+ ),
+ 'maxsize' => array(
+ ApiBase::PARAM_TYPE => 'integer',
+ ),
+ 'prtype' => array(
+ ApiBase::PARAM_TYPE => Title::getFilteredRestrictionTypes( true ),
+ ApiBase::PARAM_ISMULTI => true
+ ),
+ 'prlevel' => array(
+ ApiBase::PARAM_TYPE => $wgRestrictionLevels,
+ ApiBase::PARAM_ISMULTI => true
),
- 'prlevel' => array (
- ApiBase :: PARAM_TYPE => $wgRestrictionLevels,
+ 'prfiltercascade' => array(
+ ApiBase::PARAM_DFLT => 'all',
+ ApiBase::PARAM_TYPE => array(
+ 'cascading',
+ 'noncascading',
+ 'all'
+ ),
),
- 'limit' => array (
- ApiBase :: PARAM_DFLT => 10,
- ApiBase :: PARAM_TYPE => 'limit',
- ApiBase :: PARAM_MIN => 1,
- ApiBase :: PARAM_MAX => ApiBase :: LIMIT_BIG1,
- ApiBase :: PARAM_MAX2 => ApiBase :: LIMIT_BIG2
+ 'limit' => array(
+ ApiBase::PARAM_DFLT => 10,
+ ApiBase::PARAM_TYPE => 'limit',
+ ApiBase::PARAM_MIN => 1,
+ ApiBase::PARAM_MAX => ApiBase::LIMIT_BIG1,
+ ApiBase::PARAM_MAX2 => ApiBase::LIMIT_BIG2
+ ),
+ 'dir' => array(
+ ApiBase::PARAM_DFLT => 'ascending',
+ ApiBase::PARAM_TYPE => array(
+ 'ascending',
+ 'descending'
+ )
+ ),
+ 'filterlanglinks' => array(
+ ApiBase::PARAM_TYPE => array(
+ 'withlanglinks',
+ 'withoutlanglinks',
+ 'all'
+ ),
+ ApiBase::PARAM_DFLT => 'all'
)
);
}
- protected function getParamDescription() {
- return array (
- 'from' => 'The page title to start enumerating from.',
- 'prefix' => 'Search for all page titles that begin with this value.',
- 'namespace' => 'The namespace to enumerate.',
- 'filterredir' => 'Which pages to list.',
+ public function getParamDescription() {
+ $p = $this->getModulePrefix();
+ return array(
+ 'from' => 'The page title to start enumerating from',
+ 'to' => 'The page title to stop enumerating at',
+ 'prefix' => 'Search for all page titles that begin with this value',
+ 'namespace' => 'The namespace to enumerate',
+ 'filterredir' => 'Which pages to list',
+ 'dir' => 'The direction in which to list',
'minsize' => 'Limit to pages with at least this many bytes',
'maxsize' => 'Limit to pages with at most this many bytes',
'prtype' => 'Limit to protected pages only',
- 'prlevel' => 'The protection level (must be used with apprtype= parameter)',
+ 'prlevel' => "The protection level (must be used with {$p}prtype= parameter)",
+ 'prfiltercascade' => "Filter protections based on cascadingness (ignored when {$p}prtype isn't set)",
+ 'filterlanglinks' => 'Filter based on whether a page has langlinks',
'limit' => 'How many total pages to return.'
);
}
- protected function getDescription() {
+ public function getDescription() {
return 'Enumerate all pages sequentially in a given namespace';
}
+ public function getPossibleErrors() {
+ return array_merge( parent::getPossibleErrors(), array(
+ array( 'code' => 'params', 'info' => 'Use "gapfilterredir=nonredirects" option instead of "redirects" when using allpages as a generator' ),
+ array( 'code' => 'params', 'info' => 'prlevel may not be used without prtype' ),
+ ) );
+ }
+
protected function getExamples() {
- return array (
+ return array(
'Simple Use',
' Show a list of pages starting at the letter "B"',
' api.php?action=query&list=allpages&apfrom=B',
}
public function getVersion() {
- return __CLASS__ . ': $Id: ApiQueryAllpages.php 24694 2007-08-09 08:41:58Z yurik $';
+ return __CLASS__ . ': $Id$';
}
}
-